I'm posting one puzzle, riddle, math, or statistical problem a day. Try to answer each one and post your answers in the comments section. I'll post the answer the next day. Even if you have the same answer as someone else, feel free to put up your answer, too!
Friday, May 09, 2008
The Value of Z
What is the value of Z? X, Y and Z are all positive integers between 0 and 9.